高考动词不定式知识点 人教.ppt

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1、 The 2021/8/11 星期三1不定式的形不定式的形式式主动式主动式被动式被动式一般式一般式完成式完成式进行式进行式完成进行式完成进行式 to do to be done to have done to have been done to be doing to have been doing not not not not not not2021/8/11 星期三2作主作主语1.To know something about English is one thing;to know English is quite another.2.To do that sort of thing

2、is foolish.=It is foolish to do that sort of thing.It is+adj.+for/of sb.to do sth.Adj:kind,nice,bright clever wise carefulfoolish,silly,stupid,cruel rude,careless.2021/8/11 星期三3It is wise of you to choose Mount Ermei.3.比较比较:Walking after supper is helpful.To walk in the street this evening will be n

3、ice.4.It is no use/no good/useless+doing.It is no good pretending to know what you dont know.2021/8/11 星期三4作表作表语1.My job is to teach you English this term.Our task is to finish it in three days.主语常是抽象名词主语常是抽象名词：hope,wish,duty,work,job,task2.Seeing is believing.To see is to believe.3.你要干的事就是尽快把这项工作做完

4、。你要干的事就是尽快把这项工作做完。All you have to do is finish the job quickly.All you have to do is(to)finish the job quickly.2021/8/11 星期三5作作宾语Fred didnt have any money,so he decided to look for a job.He promised not to tell anyone about it.注注以下动词只能跟不定式做宾语：以下动词只能跟不定式做宾语：afford,agree,ask,decide,demand,expect,fail,

5、help,hope,manage,offer,plan,prepare,pretend,promise,refuse,seem,wish,attempt,long,intend,arrange2021/8/11 星期三6Note:expect,hope,intend,mean,plan,suppose,want,think(1)Had thought+to do(2)Had thought+would do(3)Thought+to have doneI had intended to attend that meeting.I had intended that I would attend

6、I intended to have attended that meeting.2021/8/11 星期三7作定作定语Do you have anything to say?有许多电视可供挑选有许多电视可供挑选There are a lot of TV sets to choose from.我们找到了一所房子住我们找到了一所房子住We found a house to live in.from in2021/8/11 星期三8注注 不定式和所修饰的名词有三种关系不定式和所修饰的名词有三种关系 1.主谓关系主谓关系 There is no one to take care of her.2.

7、动宾关系动宾关系There is no one to take care of.注注 Betty was the first to know the truth.The easiest way to learn English is staying at an English family.名词前有序数词，最高级或名词前有序数词，最高级或next,only等修饰时等修饰时2021/8/11 星期三93.同位关系同位关系She has a great wish to travel around the world.He must keep the promise to pay within a

8、month.2021/8/11 星期三10注注 III.主动形式表被动意义主动形式表被动意义1.句中已有不定式的动作执行者句中已有不定式的动作执行者Give me something to eat.Have you anything to say?Have you any message to be taken home?Ill attend the meeting to be held tomorrow?The next thing to be done is to clean the window.2021/8/11 星期三112.There be something+to do(to b

9、e done)There are a few questions to consider(to be considered).There is no time to waste(to be wasted).2021/8/11 星期三12作状作状语目的状语目的状语:He spoke loudly(so as/in order)to be heard.原因状语原因状语:They jumped with joy to hear the news.方式状语方式状语:He raised his hand as if to take off his hat.2021/8/11 星期三13结果状语结果状语:

10、Im too tired to walk any further tonight.不定式作结果状语的常用结构不定式作结果状语的常用结构:so+adj./adv.+as to do 如此如此 以以致于致于 such+adj.+n.+as to do 如此如此以以致于致于 adj./adv.+enough+to do 足够足够 too+adv./adj.+to do 太太以以致于不能致于不能2021/8/11 星期三14作作宾补动词动词+宾语宾语+带带to的不定式的不定式:She asked me to stay there.Please allow me to introduce Mr.Whit

11、e to you.advise,allow,ask,beg,cause,challenge,drive,tell,encourage,expect,forbid,force,hire,intend,invite,order,permit,persuade,remind,require,teach,want,Warn2021/8/11 星期三15表示见解、看法的动词表示见解、看法的动词+宾语宾语+带带to的不定式：的不定式：We found the rumor to be true.I consider him to have done wrong.believe,consider,declar

12、e,discover,feel(认为认为),find,imagine,judge,suppose,think,understand.to be 或或 to have done2021/8/11 星期三16知觉动词知觉动词+宾语宾语+不带不带to的不定式的不定式I heard the clock tick.I liked to listen to the birds sing when I get up early in the morning.see,notice,watch,look at,observe,hear,listen to,feel使役动词使役动词+宾语宾语+不带不带to的不定式

13、的不定式 Dont make the children do such heavy work.Shall I have him come here?have,make,letThey shouldnt be made to do such heavy work.2021/8/11 星期三17表示好恶的动词表示好恶的动词+宾语宾语+带带to的不定式的不定式：I like people to tell the truth.Do you prefer me to do the work by myself?dislike,like,prefer,hate,love,want动词短语动词短语+宾语宾语

14、+带带to的不定式：的不定式：Im waiting for you to reply.You can depend on Jack to help you.arrange for,ask for,call on,count on,long for,depend on,rely on,wait for2021/8/11 星期三181.Robert is said _ abroad,but I didnt know what country he studied in.2.A to have studied B to study 3.C to be studying D to have been

15、studying2.The purpose of new technologies is to make life easier,_ it more difficult.3.A not make B not to make 4.C not making D do not make2021/8/11 星期三193.Ive worked with children before,so I know what _ in my new job.A.expected B.to expect C to be expecting D expects4.Having a trip abroad is cert

16、ainly good for the old couple,but it remains _ whether they will enjoy it.A.to see B.to be seen C.seeing D.seen2021/8/11 星期三205.It is said in Australia there is more land than the government knows _.A.it what to do with B.what to do it with C.what to do with it D.to do what with it6.Paul doesnt have

17、 to be made _.He always works hard.A.learn B.to learn C.learned D.learning2021/8/11 星期三217.We agreed _ here but so far she hasnt turned out yet.8.A.having met B.meeting 9.C.to meet D.to have met10.8.The boy wanted to ride his bicycle in the street,but his mother told him _.11.A.not to B.not to do 12

18、.C.not do it D.do not to2021/8/11 星期三229.The patient was warned _ oily food after the operation.A,to eat not B.eating not C.not to eat D.not eating10.I would love _ to the party last night but I had to work extra hours to finish a report.A.to go B.to have gone B.C.going D.having gone2021/8/11 星期三232021/8/11 星期三242021/8/11 星期三25